package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Scanner;

/*使用预编译  执行 insert 语句

 */
public class JDBCDemo07 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入用户名");
        String username = scanner.nextLine();
        System.out.println("请输入密码");
        String password = scanner.nextLine();
        System.out.println("请输入昵称");
        String nickname = scanner.nextLine();
        System.out.println("请输入年龄");
        int age = scanner.nextInt();
        try (Connection connection = DBUtil.getConnection();){
            String sql = "INSERT INTO userinfo(username,password,nickname,age) " +
                         "VALUES (?,?,?,?)";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,username);
            ps.setString(2,password);
            ps.setString(3,nickname);
            ps.setInt(4,age);
            int i = ps.executeUpdate();
            if(i>0){
                System.out.println("插入成功");
            }else {
                System.out.println("失败");
            }
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    }
}
